<template>
	<view class="u-time-axis-item">
		<slot name="content" />
		<view
			class="u-time-axis-node"
			:style="[nodeStyle]"
		>
			<slot name="node">
				<view class="u-dot" />
			</slot>
		</view>
	</view>
</template>

<script>
/**
	 * timeLineItem 时间轴Item
	 * @description 时间轴组件一般用于物流信息展示，各种跟时间相关的记录等场景。(搭配u-time-line使用)
	 * @tutorial https://www.uviewui.com/components/timeLine.html
	 * @property {String} bg-color 左边节点的背景颜色，一般通过slot内容自定义背景颜色即可（默认#ffffff）
	 * @property {String Number} node-top 节点左边图标绝对定位的top值，单位rpx
	 * @example <u-time-line-item node-top="2">...</u-time-line-item>
	 */
export default {
  name: 'u-time-line-item',
  props: {
    // 节点的背景颜色
    bgColor: {
      type: String,
      default: '#ffffff'
    },
    // 节点左边图标绝对定位的top值
    nodeTop: {
      type: [String, Number],
      default: ''
    }
  },
  data() {
    return {

    }
  },
  computed: {
    nodeStyle() {
      const style = {
        backgroundColor: this.bgColor,
      }

      if (this.nodeTop != '') style.top = this.nodeTop + 'rpx'
      return style
    }
  }
}
</script>

<style lang="scss" scoped>
	@import "../../libs/css/style.components.scss";

	.u-time-axis-item {
		@include vue-flex;
		flex-direction: column;
		width: 100%;
		position: relative;
		margin-bottom: 32rpx;
	}

	.u-time-axis-node {
		position: absolute;
		top: 12rpx;
		left: -40rpx;
		transform-origin: 0;
		transform: translateX(-50%);
		@include vue-flex;
		align-items: center;
		justify-content: center;
		z-index: 1;
		font-size: 24rpx;
	}

	.u-dot {
		height: 16rpx;
		width: 16rpx;
		border-radius: 100rpx;
		background: #ddd;
	}
</style>
